Know the Signs of Poisoning in Dogs and Cats

Signs of poisoning in dogs and cats can range tremendously based on the underlying poison. If you think your dog or cat has been poisoned, call your veterinarian or Pet Poison Helpline® at 855-764-7661 immediately for assistance! When it comes to poisoning, the sooner you treat your dog or cat, the better the outcome.

While this list is not exhaustive or complete, some common signs of poisoning generally include:

Gastrointestinal signs

  • Vomiting
  • Diarrhea
  • Drooling/hypersalivating
  • Inappetance
  • Nausea

Internal bleeding

  • Coughing of blood
  • Vomiting blood
  • Pale gums
  • A racing heart rate
  • Weakness or lethargy
  • Collapse

Kidney failure

  • Halitosis (“uremic” breath)
  • Inappetance
  • Vomiting
  • Diarrhea
  • Excessive thirst or urination
  • Absence or decreased urination

Liver failure

  • Jaundice/icterus/yellow discoloration to the gums
  • Weakness or collapse secondary to a low blood sugar
  • Dull mentation, acting abnormally
  • Vomiting
  • Diarrhea
  • Black-tarry stool (melena)